nothing is draw when running

[cyrstem]

hi i was trying your addon but
when running i got this :
[ error ] ofShader: setupShaderFromFile(): couldn't load GL_VERTEX_SHADER shader from "/home/jacos/OF/addons/ofxStyledLine/example-LinePattern/bin/data/shaders/vert.glsl" [ error ] ofShader: setupShaderFromFile(): couldn't load GL_FRAGMENT_SHADER shader from "/home/jacos/OF/addons/ofxStyledLine/example-LinePattern/bin/data/shaders/frag.glsl" [ error ] ofShader: setupShaderFromFile(): couldn't load GL_GEOMETRY_SHADER_EXT shader from "/home/jacos/OF/addons/ofxStyledLine/example-LinePattern/bin/data/shaders/geom.glsl" [ error ] ofShader: bindDefaults(): trying to link GLSL program, but no shaders created yet [ error ] ofShader: linkProgram(): trying to link GLSL program, but no shaders created yet
so i copy the data folder to each example , then i dont get this error but nothing is draw to the app